Tools & Wizards About Us
heating-systems.ru screenshot

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

heating-systems.ru

Системы отопления загородного дома: схема, расчет, установка, монтаж отопления частного дома, низкие цены на автономное отопление - компания «Инженерн...

Page Load Speed

4.3 sec in total

First Response

173 ms

Resources Loaded

3.7 sec

Page Rendered

345 ms

heating-systems.ru screenshot

About Website

Welcome to heating-systems.ru homepage info - get ready to check Heating Systems best content for Russia right away, or after learning these important things about heating-systems.ru

Компания ЗАО «Инженерный центр «Хитинг-Системс» оказывает услуги по расчету, проектированию, монтажу и пуско-наладке системы отопления загородного дома. В ассортименте отопительное и сопутствующее обо...

Visit heating-systems.ru

Key Findings

We analyzed Heating-systems.ru page load time and found that the first response time was 173 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

heating-systems.ru performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

75/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.059

98/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

heating-systems.ru

173 ms

heating-systems.ru

262 ms

styles.css

325 ms

error.css

236 ms

jquery.fancybox.css

66 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 95% of them (92 requests) were addressed to the original Heating-systems.ru, 3% (3 requests) were made to Site.yandex.net and 1% (1 request) were made to 0. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Heating-systems.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 72.7 kB (22%)

Content Size

338.1 kB

After Optimization

265.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Heating-systems.ru main page is 338.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Images take 210.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 52.6 kB

  • Original 64.8 kB
  • After minification 49.9 kB
  • After compression 12.3 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 14.9 kB, which is 23% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 52.6 kB or 81% of the original size.

Image Optimization

-8%

Potential reduce by 16.4 kB

  • Original 210.4 kB
  • After minification 194.0 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Heating Systems images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 3.8 kB

  • Original 62.9 kB
  • After minification 62.9 kB
  • After compression 59.1 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 53 (57%)

Requests Now

93

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heating Systems. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

heating-systems.ru

heating-systems.ru

173 ms

heating-systems.ru

heating-systems.ru

262 ms

styles.css

styles.css

325 ms

error.css

error.css

236 ms

jquery.fancybox.css

jquery.fancybox.css

66 ms

jquery.fancybox-thumbs.css

jquery.fancybox-thumbs.css

258 ms

styles_checkbox.css

styles_checkbox.css

32 ms

jquery.min.js

jquery.min.js

354 ms

jquery-ui-1.9.2.custom.js

jquery-ui-1.9.2.custom.js

49 ms

ui.checkbox.js

ui.checkbox.js

65 ms

jquery.infieldlabel.js

jquery.infieldlabel.js

90 ms

slides.min.jquery.js

slides.min.jquery.js

280 ms

scroll_table.js

scroll_table.js

309 ms

jquery.fancybox.js

jquery.fancybox.js

257 ms

jquery.fancybox-thumbs.js

jquery.fancybox-thumbs.js

474 ms

jquery.mousewheel-3.0.6.pack.js

jquery.mousewheel-3.0.6.pack.js

270 ms

magic.js

magic.js

475 ms

jquery.inputmask.js

jquery.inputmask.js

489 ms

jquery.bind-first-0.1.min.js

jquery.bind-first-0.1.min.js

524 ms

jquery.inputmask-multi.js

jquery.inputmask-multi.js

533 ms

phonemask.js

phonemask.js

562 ms

user.js

user.js

831 ms

main.js

main.js

829 ms

heating-systems.ru

heating-systems.ru

125 ms

na_fon.gif

na_fon.gif

216 ms

preloader.gif

preloader.gif

220 ms

logo3.png

logo3.png

210 ms

dom_main.jpg

dom_main.jpg

213 ms

kotly.png

kotly.png

363 ms

radiatory.png

radiatory.png

414 ms

truby.png

truby.png

415 ms

dymohod.png

dymohod.png

227 ms

gaz_kotly.jpg

gaz_kotly.jpg

426 ms

gasbrennsolar.jpg

gasbrennsolar.jpg

341 ms

electro_kotly.jpg

electro_kotly.jpg

437 ms

25250.jpg

25250.jpg

448 ms

tverdo_kotly.jpg

tverdo_kotly.jpg

581 ms

rus_1912.jpg

rus_1912.jpg

648 ms

sxema3_1.png

sxema3_1.png

709 ms

antikrisis2.png

antikrisis2.png

735 ms

dostavka_main.png

dostavka_main.png

738 ms

troitsk-4-1.jpg

troitsk-4-1.jpg

651 ms

tverd-02.jpg

tverd-02.jpg

868 ms

banner-vystavka-right.gif

banner-vystavka-right.gif

957 ms

recommende.jpg

recommende.jpg

851 ms

6dbdba6c1bbc53a35bbf91dffa4a8ce8.png

6dbdba6c1bbc53a35bbf91dffa4a8ce8.png

923 ms

a26b26b008c1ddeff695036239ab4ff1.png

a26b26b008c1ddeff695036239ab4ff1.png

947 ms

af86caa95cb26d8b23ec4779fadf8501.png

af86caa95cb26d8b23ec4779fadf8501.png

954 ms

b294420a3d567315536c4fe7f2226685.png

b294420a3d567315536c4fe7f2226685.png

1064 ms

572f39862233f6905b79503a90d31336.png

572f39862233f6905b79503a90d31336.png

1079 ms

431992224469eb146c27702430bd6ac6.png

431992224469eb146c27702430bd6ac6.png

1151 ms

abbac1c6c07c80c7c91ae13b2152e804.png

abbac1c6c07c80c7c91ae13b2152e804.png

1159 ms

81c2d2c17d02289aa22cbe0c771652e2.png

81c2d2c17d02289aa22cbe0c771652e2.png

1161 ms

62dd0074ae05841ff42138be735aa891.png

62dd0074ae05841ff42138be735aa891.png

1174 ms

22aa3b42b33c3bd0e39ce0046159e513.png

22aa3b42b33c3bd0e39ce0046159e513.png

1264 ms

eecd4f3554172fb47a6f983e6f42db9e.png

eecd4f3554172fb47a6f983e6f42db9e.png

1284 ms

69c2fc40419c6b69ae84641a87755a96.png

69c2fc40419c6b69ae84641a87755a96.png

1352 ms

6ba30f3d00e33bfd82efee83848741a9.png

6ba30f3d00e33bfd82efee83848741a9.png

1370 ms

all.js

all.js

465 ms

icon_1.gif

icon_1.gif

1237 ms

watch.js

watch.js

7 ms

icon_2.gif

icon_2.gif

1176 ms

icon_3.gif

icon_3.gif

1275 ms

zvonok.png

zvonok.png

1185 ms

bg_cat.png

bg_cat.png

1356 ms

heating-systems.ru

heating-systems.ru

1267 ms

li_arrow.png

li_arrow.png

1360 ms

kyrsor.gif

kyrsor.gif

1263 ms

arrow_li.png

arrow_li.png

1251 ms

center_menu.gif

center_menu.gif

1287 ms

menu_line.png

menu_line.png

1287 ms

arrow_topmenu.png

arrow_topmenu.png

1357 ms

bg_akciitop_c.png

bg_akciitop_c.png

1354 ms

bg_akciitop_r1.png

bg_akciitop_r1.png

1375 ms

bg_akciitop_l1.png

bg_akciitop_l1.png

1241 ms

jquery.min.js

jquery.min.js

488 ms

list_arrow_s.png

list_arrow_s.png

1254 ms

th_bg_orange.png

th_bg_orange.png

1258 ms

gas_heating.png

gas_heating.png

1285 ms

water_heating.png

water_heating.png

1270 ms

electro_heating.png

electro_heating.png

1297 ms

air_heating.png

air_heating.png

1189 ms

li_a_arrow.png

li_a_arrow.png

1146 ms

catmain_bg.png

catmain_bg.png

1203 ms

catmain_arrow.png

catmain_arrow.png

1253 ms

th_bg_orange2.png

th_bg_orange2.png

1265 ms

red_btn.png

red_btn.png

1276 ms

red_btn_arrow.png

red_btn_arrow.png

1203 ms

b-zoomable.png

b-zoomable.png

1177 ms

suggest.js

suggest.js

96 ms

opensearch.js

opensearch.js

200 ms

orange_btn_right.png

orange_btn_right.png

1193 ms

dostavka_bg.png

dostavka_bg.png

1253 ms

orange_btm.png

orange_btm.png

1268 ms

link.png

link.png

1264 ms

important.png

important.png

8 ms

important.png

important.png

1202 ms

Accessibility Review

heating-systems.ru accessibility score

73

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

heating-systems.ru best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

heating-systems.ru SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Heating-systems.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Heating-systems.ru main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

heating-systems.ru

Open Graph description is not detected on the main page of Heating Systems. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: